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  • Smart TWS Touch IC
  • In-ear detection chip

  • ◆ Low power smart TWS touch IC>

    P/N Voltage Operating current/Standby current(3V) Maximum output time(3V) Built-in VREG Low Voltage Reset ESD Package
    VKD223EB 2.0-5.5V 4.0uA/1.5uA 一 一 一 >5kV SOT23-6L
    VKD233HG 2.4-5.5V 4.0uA/1.5uA 一 2.3V √ >5kV DFN6L
    VKD233HB 2.4-5.5V 4.0uA/1.5uA 一 2.3V √ >5kV SOT23-6L
    VKD233HH 2.4-5.5V 4.0uA/1.5uA Long press 16S to reset 2.3V √ >5kV SOT23-6L
    VKD233HR 2.4-5.5V 4.0uA/1.5uA Long press 16S to reset 2.3V √ >5kV DFN6L
    VKD233HS 2.4-5.5V 4.0uA/一 Long press 16S to reset 2.3V √ >5kV DFN6L
    VKD233HM 2.4-5.5V 4.0uA/一 Long press 16S to reset 2.3V √ >5kV SOT23-6L
    VKD233HQ 2.4-5.5V 4.0uA/一 Long press 16S to reset 2.3V √ >5kV SOT23-6L

  • ◆ Low power in-ear detection chip>

    P/N Operating voltage Operating current Output Response Time
     (normal mode)    		 Operating Temperature Package
    VK36T2 2.2-5.5V 150uA 120mS -40℃~85℃ SOT23-6L 3*3mm
    VK36T2A 2.2-5.5V 150uA 120mS -40℃~85℃ SOT23-6L 3*3mm
    VK36T3A 2.2-5.5V 260uA 120mS -40℃~85℃ DFN8L  2*2mm
    VK36T3B 2.2-5.5V 260uA 120mS -40℃~85℃ DFN8L  2*2mm
    VK36T3C 2.2-5.5V 260uA 120mS -40℃~85℃ DFN8L  2*2mm
    VK36T3D 2.2-5.5V 260uA 120mS -40℃~85℃ DFN8L  2*2mm

    Low Power Mode，no touch 4s enters low power mode.